2022
Reconceptualizing high-quality emergency general surgery care: Non–mortality-based quality metrics enable meaningful and consistent assessment
Zogg CK, Staudenmayer KL, Kodadek LM, Davis KA. Reconceptualizing high-quality emergency general surgery care: Non–mortality-based quality metrics enable meaningful and consistent assessment. Journal Of Trauma And Acute Care Surgery 2022, 94: 68-77. PMID: 36245079, PMCID: PMC9805506, DOI: 10.1097/ta.0000000000003818.Peer-Reviewed Original ResearchConceptsEmergency general surgeryHospital-level factorsEGS conditionsEmergency general surgery careOlder adultsNationwide Readmissions DatabaseComplex older adultsSurgery of TraumaGeneral surgery careQuality improvement initiativesOlder adult populationEGS careEGS hospitalsEGS patientsPatient frailtySurgery careGeneral surgeryHospitalLevel IIIAdult populationCohortPatientsComplex adultCareAdults
2017
Differences in rural and urban outcomes: a national inspection of emergency general surgery patients
Chaudhary MA, Shah AA, Zogg CK, Changoor N, Chao G, Nitzschke S, Havens JM, Haider AH. Differences in rural and urban outcomes: a national inspection of emergency general surgery patients. Journal Of Surgical Research 2017, 218: 277-284. PMID: 28985861, DOI: 10.1016/j.jss.2017.06.034.Peer-Reviewed Original ResearchConceptsLength of stayRural patientsEGS conditionsUrban hospitalOverall oddsEmergency general surgery conditionsEmergency general surgery patientsShorter LOSGeneral surgery patientsPatient-level factorsLimited clinical importanceNational Inpatient SampleSurgery of TraumaRegionalization of careCost of careMultivariable regression modelsUnited States populationHospital mortalityEGS patientsSurgery patientsUrban patientsAdult patientsMajor complicationsPrimary diagnosisInpatient SampleThe Need to Consider Longer-term Outcomes of Care
Zogg CK, Olufajo OA, Jiang W, Bystricky A, Scott JW, Shafi S, Havens JM, Salim A, Schoenfeld AJ, Haider AH. The Need to Consider Longer-term Outcomes of Care. Annals Of Surgery 2017, 266: 66-75. PMID: 28140382, DOI: 10.1097/sla.0000000000001932.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAgedBlack or African AmericanCaliforniaEmergency Service, HospitalHealthcare DisparitiesHispanic or LatinoHospital MortalityHumansIncomeInsurance CoverageInsurance, HealthLongitudinal StudiesMiddle AgedOutcome Assessment, Health CarePatient ReadmissionPostoperative ComplicationsProportional Hazards ModelsSurgical Procedures, OperativeSurvival AnalysisWhite PeopleYoung AdultConceptsLong-term outcomesNon-Hispanic blacksUnplanned readmissionMajor morbidityWhite patientsMinority patientsEthnic disparitiesEmergency general surgery patientsCalifornia State Inpatient DatabaseCox proportional hazards modelDiagnostic categoriesOlder adultsGeneral surgery patientsState Inpatient DatabasesProportional hazards modelRisk-adjusted differencesHispanic older adultsEGS patientsEGS volumeReadmission trendsSurgery patientsSurgical patientsHospital proportionInpatient DatabasePostacute phase
2016
Evaluation of the Perceived Association Between Resident Turnover and the Outcomes of Patients Who Undergo Emergency General Surgery: Questioning the July Phenomenon
Shah AA, Zogg CK, Nitzschke SL, Changoor NR, Havens JM, Salim A, Cooper Z, Haider AH. Evaluation of the Perceived Association Between Resident Turnover and the Outcomes of Patients Who Undergo Emergency General Surgery: Questioning the July Phenomenon. JAMA Surgery 2016, 151: 1-8. PMID: 26536282, DOI: 10.1001/jamasurg.2015.3940.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAgedAged, 80 and overEducation, Medical, GraduateEmergenciesFemaleGeneral SurgeryHospital MortalityHospitals, TeachingHumansLength of StayMaleMiddle AgedOutcome Assessment, Health CarePersonnel TurnoverPropensity ScoreRetrospective StudiesSeasonsUnited StatesWorkforceYoung AdultConceptsEmergency general surgeryTotal hospital costsLength of stayJuly phenomenonEGS patientsEGS conditionsHospital costsTeaching hospitalGeneral surgeryLower risk-adjusted oddsOutcomes of patientsRisk-adjusted oddsNationwide Inpatient SampleSurgery of TraumaHospital mortalityAdult patientsEarly patientsPoor outcomeInpatient SamplePrincipal diagnosisRetrospective analysisMAIN OUTCOMEMultivariable regressionPatientsPropensity score
2015
National estimates of predictors of outcomes for emergency general surgery
Shah AA, Haider AH, Zogg CK, Schwartz DA, Haut ER, Zafar SN, Schneider EB, Velopulos CG, Shafi S, Zafar H, Efron DT. National estimates of predictors of outcomes for emergency general surgery. Journal Of Trauma And Acute Care Surgery 2015, 78: 482-491. PMID: 25710417, DOI: 10.1097/ta.0000000000000555.Peer-Reviewed Original ResearchConceptsEmergency general surgeryEGS patientsMajor complicationsGeneral surgeryMultivariate logistic regression analysisOverall complication ratePredictors of mortalityClinical Modification codesOverall mortality rateNationwide Inpatient SampleSeparate multivariate logistic regression analysesSurgery of TraumaDRG International ClassificationLogistic regression analysisHighest income quartileHospital complicationsHospital mortalityComplication ratePatient demographicsSurgical complicationsIndependent predictorsPrimary outcomeEGS conditionsMean ageInpatient SampleRacial/ethnic disparities in emergency general surgery: explained by hospital-level characteristics?
Hall EC, Hashmi ZG, Zafar SN, Zogg CK, Cornwell EE, Haider AH. Racial/ethnic disparities in emergency general surgery: explained by hospital-level characteristics? The American Journal Of Surgery 2015, 209: 604-609. PMID: 25683233, DOI: 10.1016/j.amjsurg.2014.11.005.Peer-Reviewed Original ResearchConceptsEmergency general surgeryHospital-level factorsEGS patientsHigher oddsGeneral surgeryEthnic disparitiesHospital-level characteristicsOdds of deathMultivariable logistic regressionNationwide Inpatient SampleAfrican AmericansHospital admissionAA patientsCaucasian patientsInpatient SamplePatientsLogistic regressionEthnic differencesDeathSurgeryOddsHospitalOverall disparityOutcomesDisparities